Editor's Note: March 16, 2026: We've added a section answering some frequently asked questions related to purchasing a UPS backup at the end of this story, which we hope will help you figure out how ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You know the signs: The lights flicker, your humidifier stops humming, and some piece of tech—there’s ...

We’ve all been there before. The power surges or cuts, even if for a second, and everything shuts off. The problem is you were in the middle of a big project and you have no idea when your work was ...

The AmazonBasics 8-outlet uninterruptible power supply (UPS) supports up to a rated 360 watts of attached equipment, which it can provide with enough battery power to run a modest computer system with ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Back when I lived in North Carolina, along what weather experts call Hurricane Alley, ...

But to ensure your computer, external hard drive/file server/media center, cable box/DTR, router, answering machine and other devices not only are protected but also don’t stop, you need an ...

Q: I need an uninterruptible power supply (UPS) for my computer. A power outage wiped out my brothers' entire hard drive. What size UPS and what features do I need? Will a big one use more electricity ...

New uninterruptible power supplies (UPS) are often based on lithium-ion (Li+) battery technology that is becoming widespread in everything from cars to computers. This often comes with a claim of ...

How a supercap-based UPS can help in mission-critical applications. Why data integrity is essential to mission-critical power management. As sophisticated as automation processes are, the very nature ...

A UPS isn't just for blackouts. It can stabilize messy power, protect hardware, shut down your PC safely, and even monitor ...